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Add 63/72 and 12/70

63/72 + 12/70 is 293/280.

Steps for adding fractions

  1. Find the least common denominator or LCM of the two denominators:
    LCM of 72 and 70 is 2520

    Next, find the equivalent fraction of both fractional numbers with denominator 2520
  2. For the 1st fraction, since 72 × 35 = 2520,
    63/72 = 63 × 35/72 × 35 = 2205/2520
  3. Likewise, for the 2nd fraction, since 70 × 36 = 2520,
    12/70 = 12 × 36/70 × 36 = 432/2520
  4. Add the two like fractions:
    2205/2520 + 432/2520 = 2205 + 432/2520 = 2637/2520
  5. 2637/2520 simplified gives 293/280
  6. So, 63/72 + 12/70 = 293/280
    In mixed form: 113/280

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